/Engine/Source/Runtime/VulkanRHI/Public/VulkanDynamicRHI.h
Updates a region of a 3D texture from system memory
virtual void RHIUpdateTexture3D ( [FRHICommandListBase](API\Runtime\RHI\FRHICommandListBase) & RHICmdList, FRHITexture3D * Texture, uint32 MipIndex, const struct [FUpdateTextureRegion3D](API\Runtime\RHI\FUpdateTextureRegion3D) & UpdateRegion, uint32 SourceRowPitch, uint32 SourceDepthPitch, const uint8 * SourceData )